Using Stata for Survey Data Analysis
Example 15. Using “tabstat” to create tables
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- Using Stata for Survey Data Analysis Minot Page 35 Its advantagehead over tab…sum
Example 15. Using “tabstat” to create tables
table This command can creates many types of tables. It is probably the most flexible and useful of all the table commands in Stata. The syntax is: table rowvar colvar [if exp] [in range], c(clist) [row col] where rowvar is the categorical row variable colvar is the categorical column variable clist is a list of statistic and variables row is an option to include a summary row col is an option to include a summary column Some useful facts about this command: The default statistic is the frequency. Optional statistics are mean, sd, sum, rawsum (unweighted), count, max, min, median, and pn (nth percentile). The c( ) is short for contents of each cell. Like tab, it can be used to create one- and two-way frequency tables, but table cannot do percentages Like tab…sum, it can be used to calculate basic stats for each value of a categorical variable Using Stata for Survey Data Analysis Minot Page 35 Its advantagehead over tab…sum is that it can do more statistics and it can take more than one continious variable Like tabstat, it can be used to calculate advanced stats for each value of a categorical variable Its advantage over tabstat is that it can use do two- and three-way tables, but its disadvantage is that it has fewer statistics. It is similar to “table” in SPSS, but much easier to learn. On the other hand, it is less flexible than the “table” command in SPSS. Here are some examples: . table region, row table of number of households in each region, with a total row . table region, c(mean pcexpend) table of average pcexpend by region . table region, c(mean yield sd yield median yield) table of yield statistics by region . table region, c(mean yield) format(%9.2f) table of average yields by region with format . table region sexhead, c(mean yield) table of average yield by region and sex . table region c(mean pcexpend mean yield) table of avg yield & pcexpend by region The box below shows the output of three table commands. The first table shows the mean household size in each region and in each stratum (urban and rural). The option format(%4.1f) means fixed format with 4 digits and one to the right of the decimal point. The second table shows the mean per capita expenditure for each region and for male and female-headed households. The option format(%7.0fc) means that seven digits should be displayed, but none to the right of the decimal period, in fixed comma format. The third table shows the mean household size and per capita expenditure in each region. Download 1.39 Mb. Do'stlaringiz bilan baham: |
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